Data Structures and Algorithms courses can help you learn about arrays, linked lists, trees, and graph structures, along with sorting and searching algorithms. You can build skills in problem-solving, optimizing code efficiency, and analyzing algorithm complexity. Many courses introduce tools like Python, Java, or C++ for implementing these concepts, as well as platforms for coding challenges that reinforce your understanding through practical application.

Skills you'll gain: MySQL, MySQL Workbench, SQL, Database Software, Data Manipulation, Query Languages, Data Access
Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Data Quality, Data Presentation, Data Management, Technical Communication, Data Analysis, Statistical Methods, Analytical Skills, Data-Driven Decision-Making, Data Science, Statistical Machine Learning, Statistical Inference, Statistics, A/B Testing, Statistical Modeling
★ 4.5 (2.4K) · Mixed · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Brand Management, Branding, Brand Marketing, Brand Strategy, Brand Awareness, Culture Transformation, Employee Engagement, Global Marketing, Experience Design, Customer experience strategy (CX), Human Resource Strategy, Human Resources, Organizational Change, Organizational Development, Behavior Management, Business Valuation, Consumer Behaviour, Cross-Functional Collaboration
★ 4.9 (7.9K) · Beginner · Course · 1 - 3 Months

SkillUp
Skills you'll gain: Decision Intelligence, Model Training, Machine Learning Algorithms, Forecasting, Classification Algorithms, Dimensionality Reduction, Embeddings
Intermediate · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Google Cloud Platform, Customer Analysis, Generative AI, Marketing Analytics, Data-Driven Marketing, Analytics, Advanced Analytics, Customer Insights, Data-Driven Decision-Making, Data Analysis, Campaign Planning, Predictive Analytics, Predictive Modeling, LLM Application, Large Language Modeling, Forecasting
Beginner · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Database Systems, Database Management, Database Administration, Relational Databases, Databases, Database Architecture and Administration, Database Management Systems, Database Software, Database Theory, Transaction Processing, Scripting, Scripting Languages, Disaster Recovery, SQL, Data Security, NoSQL, Data Manipulation, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, Cloud Management, Cloud Security, Azure DevOps, Cloud Services, Cloud Storage, Cloud Computing, Cloud Applications, Azure Active Directory, Data Store, Authentications, Application Performance Management, Data Storage, Identity and Access Management, NoSQL, Redis, Performance Tuning, Authorization (Computing), System Monitoring, Security Controls
Intermediate · Course · 1 - 3 Months

MathWorks
Skills you'll gain: Plot (Graphics), Data Visualization, Scientific Visualization, Statistical Visualization, Data Presentation, Interactive Data Visualization, Data Import/Export, Technical Communication, Data Analysis, Exploratory Data Analysis, Data Visualization Software, Data Literacy, Statistical Reporting, Statistical Methods, Data Science, Data Processing, Data Cleansing, Data Wrangling, Matlab, Statistical Analysis
★ 4.8 (824) · Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Biostatistics, Bioinformatics, Exploratory Data Analysis, Statistical Analysis, Statistical Methods, Statistical Hypothesis Testing, Statistical Modeling, Statistics, R Programming, Probability & Statistics, Data Preprocessing, Data Analysis, Statistical Inference, Regression Analysis, Data Pipelines, Logistic Regression, Analysis
★ 4.2 (383) · Mixed · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Bioinformatics, R (Software), Data Analysis Software, Big Data, R Programming, Statistical Programming, Statistical Software, Statistical Analysis, Data Preprocessing, Data Processing, Data Manipulation, Data Structures, Software Installation, Data Import/Export, Data Access
★ 3.8 (388) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cold Calling, Selling Techniques, Closing (Sales), Overcoming Objections, General Sales Practices, Sales, Sales Process, Sales Presentations, Sales Strategy, Solution Selling, Lead Generation, Telephone Skills, Customer Relationship Building, Rapport Building, Active Listening, Communication Strategies, Customer Engagement
★ 4.7 (277) · Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Regression Analysis, Statistical Hypothesis Testing, Logistic Regression, Statistical Analysis, Data Analysis, Statistical Methods, Correlation Analysis, Predictive Modeling, Supervised Learning, Predictive Analytics, Statistical Modeling, Machine Learning, Model Evaluation, Applied Machine Learning, Variance Analysis, Classification Algorithms, Python Programming
★ 4.7 (606) · Advanced · Course · 1 - 3 Months